/*
 * S2E Selective Symbolic Execution Framework
 *
 * Copyright (c) 2010, Dependable Systems Laboratory, EPFL
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the Dependable Systems Laboratory, EPFL nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE DEPENDABLE SYSTEMS LABORATORY, EPFL BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Currently maintained by:
 *    Vitaly Chipounov <vitaly.chipounov@epfl.ch>
 *    Volodymyr Kuznetsov <vova.kuznetsov@epfl.ch>
 *
 * All contributors are listed in the S2E-AUTHORS file.
 */

#include "Example.h"
#include <s2e/S2E.h>
#include <s2e/ConfigFile.h>
#include <s2e/Utils.h>

#include <iostream>

namespace s2e {
namespace plugins {

S2E_DEFINE_PLUGIN(Example, "Example S2E plugin", "",);

void Example::initialize()
{
    m_traceBlockTranslation = s2e()->getConfig()->getBool(
                        getConfigKey() + ".traceBlockTranslation");
    m_traceBlockExecution = s2e()->getConfig()->getBool(
                        getConfigKey() + ".traceBlockExecution");

    s2e()->getCorePlugin()->onTranslateBlockStart.connect(
            sigc::mem_fun(*this, &Example::slotTranslateBlockStart));
}

void Example::slotTranslateBlockStart(ExecutionSignal *signal, 
                                      S2EExecutionState *state,
                                      TranslationBlock *tb,
                                      uint64_t pc)
{
    if(m_traceBlockTranslation)
        std::cout << "Translating block at " << std::hex << pc << std::dec << std::endl;
    if(m_traceBlockExecution)
        signal->connect(sigc::mem_fun(*this, &Example::slotExecuteBlockStart));
}

void Example::slotExecuteBlockStart(S2EExecutionState *state, uint64_t pc)
{
    std::cout << "Executing block at " << std::hex << pc << std::dec << std::endl;
}

} // namespace plugins
} // namespace s2e
